

.title {
	font-weight: bold;
	font-size: 200%;
	text-align: center;
	margin-top: 30px;
	margin-bottom: 30px;
}

.comment {
	font-size: 70%;
	text-align: center;
}

.expression  {
}

.result  {
	margin-left: 50px;
	font-style: italic;
}